Special-shaped welded pipe mold machining method and special-shaped welded pipe mold

Abstract

The invention discloses a special-shaped welded pipe mold machining method and a special-shaped welded pipe mold, and relates to the technical field of welded pipe machining.The special-shaped welded pipe mold comprises a bottom plate, mounting holes are formed in the four corners of the bottom plate, a control table is fixedly mounted on the bottom plate, a supporting plate is fixedly mounted on the bottom plate, and a first mold is fixedly connected to the top face of the supporting plate; a containing groove is formed in the middle position of the first mold, a pair of sliding rails is fixedly connected to the bottom plate, a sliding block is slidably connected to the pair of sliding rails, the sliding block is fixedly connected to the bottom face of a second mold, a sleeve base is fixedly connected to the middle position of the bottom face of the second mold, and a first threaded rod is in threaded connection to the sleeve base. The device is reasonable in structure, a welded pipe is fixed to the sliding rail through the limiting assembly, then drilling work is conducted on the surface of the welded pipe through the drilling assembly, and then the welded pipe is rotated through the overturning assembly so that welding machining can be conveniently conducted.

Description

Technical Field

[0001] The invention relates to the technical field of welded pipe processing, in particular to a processing method for a special-shaped welded pipe mold and a special-shaped welded pipe mold. Background Art

[0002] Welded pipes are generally formed by roller-type welded pipe molding to continuously produce steel pipes of certain specifications. The heating method adopts induction welding or contact welding, that is, a stainless steel strip of moving specifications is fed into the unit, and the steel strip is curled into a tube blank through the forming roller, and then a high-frequency current is used to quickly heat the edge seam of the tube to the welding temperature, and the welding is completed under the extrusion of the extrusion roller, and then it is cooled, sizing and roughly straightened to make a stainless steel pipe of the required specifications.

[0003] When processing special-shaped welded pipes, due to the special shape of the special-shaped welded pipes, traditional molds cannot place the welded pipes for processing, and special-shaped welding requires docking and fixing processing. During docking, the surface of the welded pipes is relatively smooth, so rotation is easy to occur during docking, thereby affecting the processing progress of the welded pipes. Summary of the invention

[0004] The purpose of the present application is to provide a processing method and a special-shaped welded pipe mold, wherein the welded pipe is fixed on a slide rail by a limiting component, and then a hole is drilled on the surface of the welded pipe by a punching component, and then the welded pipe is rotated by a flipping component to facilitate welding processing.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a processing method for a special-shaped welded pipe mold and a special-shaped welded pipe mold, comprising a base plate, mounting holes are provided at the four corners of the base plate, a console is fixedly installed on the base plate, a support plate is fixedly installed on the base plate, a first mold is fixedly connected to the top surface of the support plate, a receiving groove is provided at the middle position of the first mold, a pair of slide rails are fixedly connected to the base plate, a slider is slidably connected to the pair of slide rails, the slider is fixedly connected to the bottom surface of the second mold, a sleeve is fixedly connected to the middle position of the bottom surface of the second mold, a first threaded rod is threadedly connected to the sleeve, one end of the first threaded rod is rotatably connected to the support plate, and the other end of the first threaded rod is fixedly connected to an adjusting disk; it also includes a punching assembly, a limit assembly and a flip assembly, the punching assembly is arranged on the base plate for drilling holes in the welded pipe, the limit assembly is arranged on the base plate for use with the first mold, and the flip assembly is arranged on the base plate for rotating the welded pipe.

[0006] Preferably, the punching assembly includes a pair of brackets fixedly mounted on the base plate, a pair of sliding rods fixedly connected between the pair of brackets, pulleys slidably connected to the pair of sliding rods, the pulleys are rotatably connected to the bottom position of the carrier plate, a first fixed seat is fixedly connected to the middle position of the top surface of the carrier plate, a first telescopic rod is fixedly connected to the first fixed seat, one end of the first telescopic rod is fixedly connected to the side seat, and the bottom end of the side seat is fixedly connected to the base plate.

[0007] Preferably, a side plate is fixedly connected to one side of the top surface of the loading plate, a pair of guide rails is fixedly connected to one side of the side plate, a follower block is slidably connected to the pair of guide rails, a docking column is fixedly connected to the surface of the follower block, and the other end of the docking column is fixedly connected to the top plate.

[0008] Preferably, a second fixed seat is fixedly connected to the middle position of one side of the top plate, a second telescopic rod is fixedly connected to the second fixed seat, the top end of the second telescopic rod is fixedly connected to the top seat, one end of the top seat is fixedly connected to the side plate, and a puncher is fixedly installed on the top plate.

[0009] Preferably, the limiting assembly includes a docking seat fixedly mounted on one end of the support plate, the docking seat is rotatably connected to a second threaded rod, the top end of the second threaded rod is fixedly connected to a turntable, the second threaded rod is threadedly connected to a sleeve block, the sleeve block is fixedly connected to a side column, the other end of the side column is rotatably connected to a baffle, and the baffle is fixedly connected to a limiting roller.

[0010] Preferably, the bottom plate is fixedly connected to a fixing rod, the top end of the fixing rod is fixedly connected to an arm plate, the other end of the arm plate is movably provided with an insertion rod, the bottom end of the insertion rod is fixedly connected to a mounting seat, the bottom position of the mounting seat is rotatably connected to a pressure roller, and the pressure roller is located above the first mold.

[0011] Preferably, a first spring is sleeved on the insertion rod, and the two ends of the first spring are respectively fixedly connected to the bottom surface of the arm plate and the top surface of the mounting seat, and the middle position of the mounting seat is rotatably connected to a limiting plate, and a plurality of groups of slots are opened on the limiting plate, and an axle pin is arranged inside one of the slots, and one end of the axle pin is fixedly connected to the arm plate.

[0012] Preferably, the flip assembly includes a slide seat slidably connected to the base plate, a drive motor is fixedly mounted on the slide seat, an output end of the drive motor is fixedly connected to a main shaft, the other end of the main shaft is fixedly connected to a docking plate, a pair of positioning plates are fixedly connected to the middle position on the opposite side of the docking plate, a pair of sliding grooves are opened on the docking plate, an adjusting rod is slidably connected inside the pair of sliding grooves, and one end of the adjusting rod is fixedly connected to a pressure plate.

[0013] Preferably, the other end of the adjusting rod is fixedly connected to the movable block, and the movable block is slidably connected to the cross bar, one end of the cross bar is fixedly connected to the axle seat, one end of the axle seat is fixedly connected to the docking plate, the other end of the cross bar is fixedly connected to a ring, and a second spring is sleeved on the cross bar, and the two ends of the second spring are respectively fixedly connected to one side of the movable block and one side of the ring, the movable block is rotatably connected to a linkage plate, the other end of the linkage plate is rotatably connected to a sleeve, the sleeve is threadedly connected to a screw rod, and one end of the screw rod is affixed to the docking plate.

[0014] The present invention also provides a high-strength special-shaped welded pipe mold processing method, comprising the following steps:

[0015] S1. Place a welded pipe inside the first mold, then insert the limiting roller into the welded pipe, rotate the turntable to move the sleeve on the second threaded rod downward, so that the limiting roller on the baffle is attached to the inner wall of the welded pipe, and then use the punching assembly to punch a hole on the surface of the welded pipe. After punching, turn the welded pipe over;

[0016] S2. Place another welded pipe on the second mold and fix it, then rotate the adjusting disk to move the sleeve on the first threaded rod, the sleeve is fixedly connected to the bottom position of the second mold, and the second mold drives the welded pipe to move by rotating the sleeve, so as to facilitate the butt welding and fixation of the welded pipe on the second mold and the welded pipe on the first mold.

[0017] In summary, the present invention has the following beneficial effects:

[0018] 1. The structure of the present invention is reasonable. When the welding pipe on the first mold needs to be punched, the welding pipe is fixed on the first mold through the limit assembly, and then the first telescopic rod pushes the loading plate through the first fixed seat, so that the pulley slides on the sliding rod, and the stability of the movement of the loading plate is increased. The movement of the loading plate drives the side plate to move. A top plate is arranged on the side plate, and a puncher is installed on the top plate. The puncher is moved to the upper position of the welding pipe through the movement of the side plate, and then the second telescopic rod pushes the top plate through the second fixed seat, so that the puncher is convenient for punching the welding pipe on the first mold;

[0019] 2. In the present invention, when the welded pipe on the first mold is fixed, a docking seat is fixedly connected to one side of the support plate, and a second threaded rod is rotatably connected to the docking seat. The turntable is rotated to drive the second threaded rod to rotate. A sleeve block is threadedly connected to the second threaded rod. The sleeve block is moved by the rotation of the second threaded rod, so that the baffle on the side column moves downward. The movement of the baffle makes it easier for the limiting roller to fit the inner surface of the welded pipe. Then, the elastic force of the first spring on the insertion rod makes the mounting seat move downward, so that the pressure roller fits the outer surface of the welded pipe and the position of the welded pipe is fixed.

[0020] 3. In the present invention, when the welding pipe is rotated, the slide is moved to one end of the welding pipe, and then the positioning plate is made to fit the inner surface of the welding pipe, and then the screw rod is rotated to make the main shaft rotate on the sleeve, and the rotation of the sleeve pulls the movable block to slide on the cross bar through the linkage plate, so that the movable block can squeeze the second spring, and then the movement of the movable block drives the pressure plate to move through the adjusting rod, and the movement of the pressure plate is convenient for fitting on the outer surface of the welding pipe, and then the screw rod is rotated to fix the position of the sleeve, and the operation of the driving motor makes it convenient for the docking plate to drive the welding pipe to rotate and dock. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0022] Figure 1 is a schematic diagram of the bottom plate structure;

[0023] Figure 2 It is a schematic diagram of the three-dimensional structure of the bottom plate from the side;

[0024] Figure 3 It is a schematic diagram of the rear-view stereoscopic structure of the bottom plate;

[0025] Figure 4 is a schematic diagram of the three-dimensional structure of the first mold;

[0026] Figure 5 It is a schematic diagram of the three-dimensional structure of the top plate;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the pressure roller;

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the positioning plate;

[0029] Figure 8 It is a schematic diagram of the rear-view stereoscopic structure of the positioning plate.

[0030] In the figure: 1, bottom plate; 101, mounting hole; 102, control console; 103, support plate; 104, first mold; 105, accommodating groove; 106, slide rail; 107, slider; 108, second mold; 109, sleeve seat; 110, first threaded rod; 112, adjustment plate; 2, bracket; 201, slide rod; 202, pulley; 203, loading plate; 204, first fixed seat; 205, first telescopic rod; 206, side seat; 207, side plate; 208, guide rail; 209, driven block; 210, docking column; 211, top plate; 212, second fixed seat; 213, second telescopic rod; 214, top seat; 215, punch; 3, docking seat; 30 1. second threaded rod; 302. turntable; 303. sleeve block; 304. side column; 305. baffle; 306. limit roller; 307. fixed rod; 308. arm plate; 309. plug rod; 310. mounting seat; 311. pressure roller; 312. first spring; 313. limit plate; 314. slot; 315. axle pin; 4. slide seat; 401. drive motor; 402. spindle; 403. docking plate; 404. positioning plate; 405. slide slot; 406. adjusting rod; 407. pressure plate; 408. movable block; 409. cross bar; 410. axle seat; 411. ring; 412. second spring; 413. linkage plate; 414. sleeve; 415. screw rod. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] Example: Reference Figure 1 - Figure 8The processing method and the special-shaped welded pipe mold shown in the figure include a bottom plate 1, the four corners of the bottom plate 1 are provided with mounting holes 101, a console 102 is fixedly installed on the bottom plate 1, a support plate 103 is fixedly installed on the bottom plate 1, a first mold 104 is fixedly connected to the top surface of the support plate 103, a receiving groove 105 is opened in the middle of the first mold 104, a pair of slide rails 106 are fixedly connected to the bottom plate 1, a slider 107 is slidably connected to the pair of slide rails 106, the slider 107 is fixedly connected to the bottom surface of the second mold 108, and the second mold A sleeve 109 is fixedly connected to the middle position of the bottom surface of the tool 108, and a first threaded rod 110 is threadedly connected to the sleeve 109. One end of the first threaded rod 110 is rotatably connected to the support plate 103, and the other end of the first threaded rod 110 is fixedly connected to an adjusting disk 112; it also includes a punching assembly, a limit assembly and a flip assembly. The punching assembly is arranged on the bottom plate 1 for drilling holes in the welding pipe, the limit assembly is arranged on the bottom plate 1 for use with the first mold 104, and the flip assembly is arranged on the bottom plate 1 for rotating the welding pipe.

[0033] Specifically, it should be noted that the control console 102, the puncher 215 and the drive motor 401 are electrically connected through wires, and the specific working principles therebetween are referenced through the existing technology and will not be elaborated on here. The operation of the puncher 215 facilitates the punching of the welded pipe on the first mold 104, and the operation of the drive motor 401 facilitates the rotation of the welded pipe on the first mold 104.

[0034] As an implementation method in this embodiment, the punching assembly includes a pair of brackets 2 fixedly mounted on the bottom plate 1, a pair of sliding rods 201 are fixedly connected between the pair of brackets 2, a pulley 202 is slidably connected to the pair of sliding rods 201, the pulley 202 is rotatably connected to the bottom position of the carrier plate 203, a first fixed seat 204 is fixedly connected to the middle position of the top surface of the carrier plate 203, a first telescopic rod 205 is fixedly connected to the first fixed seat 204, one end of the first telescopic rod 205 is fixedly connected to the side seat 206, the bottom end of the side seat 206 is fixedly connected to the bottom plate 1, and one side of the top surface of the carrier plate 203 is fixedly connected A side plate 207 is connected, a pair of guide rails 208 are fixedly connected to one side of the side plate 207, a follower block 209 is slidably connected to the pair of guide rails 208, a docking column 210 is fixedly connected to the surface of the follower block 209, the other end of the docking column 210 is fixedly connected to the top plate 211, a second fixed seat 212 is fixedly connected to the middle position of one side of the top plate 211, a second telescopic rod 213 is fixedly connected to the second fixed seat 212, the top end of the second telescopic rod 213 is fixedly connected to the top seat 214, one end of the top seat 214 is fixedly connected to the side plate 207, and a puncher 215 is fixedly installed on the top plate 211.

[0035] Specifically, when it is necessary to punch holes on the welded pipe on the first mold 104, the welded pipe is fixed on the first mold 104 by the limiting assembly, and then the first telescopic rod 205 pushes the carrier plate 203 through the first fixed seat 204, so as to facilitate the sliding of the pulley 202 on the slide bar 201, thereby increasing the stability of the movement of the carrier plate 203. The movement of the carrier plate 203 drives the side plate 207 to move. A top plate 211 is provided on the side plate 207, and a puncher 215 is installed on the top plate 211. The puncher 215 is moved to the upper position of the welded pipe by the movement of the side plate 207, and then the second telescopic rod 213 pushes the top plate 211 through the second fixed seat 212, so as to facilitate the puncher 215 to punch holes on the welded pipe on the first mold 104.

[0036] As an implementation method in this embodiment, the limiting component includes a docking seat 3 fixedly installed at one end of the support plate 103, the docking seat 3 is rotatably connected to the second threaded rod 301, the top of the second threaded rod 301 is fixedly connected to the turntable 302, the second threaded rod 301 is threadedly connected to the sleeve block 303, the sleeve block 303 is fixedly connected to the side column 304, the other end of the side column 304 is rotatably connected to a baffle 305, the baffle 305 is fixedly connected to a limiting roller 306, the bottom plate 1 is fixedly connected to a fixing rod 307, the top of the fixing rod 307 is fixedly connected to an arm plate 308, and the other end of the arm plate 308 is movably inserted There is an insertion rod 309, the bottom end of the insertion rod 309 is fixedly connected to a mounting seat 310, the bottom position of the mounting seat 310 is rotatably connected to a pressure roller 311, and the pressure roller 311 is located above the first mold 104. A first spring 312 is sleeved on the insertion rod 309, and the two ends of the first spring 312 are respectively fixedly connected to the bottom surface of the arm plate 308 and the top surface of the mounting seat 310, and the middle position of the mounting seat 310 is rotatably connected to a limit plate 313, and a plurality of groups of card slots 314 are opened on the limit plate 313, and an axle pin 315 is clamped inside one of the card slots 314, and one end of the axle pin 315 is fixedly connected to the arm plate 308.

[0037] Specifically, when fixing the welding pipe on the first mold 104, a docking seat 3 is fixedly connected to one side of the support plate 103, and a second threaded rod 301 is rotatably connected to the docking seat 3. The turntable 302 is rotated to drive the second threaded rod 301 to rotate. A sleeve block 303 is threadedly connected to the second threaded rod 301. The sleeve block 303 is moved by the rotation of the second threaded rod 301, so that the baffle 305 on the side column 304 moves downward. The movement of the baffle 305 makes it easier for the limiting roller 306 to fit against the inner surface of the welding pipe. Then, the elastic force of the first spring 312 on the insertion rod 309 makes the mounting seat 310 move downward, so that the pressure roller 311 fits against the outer surface of the welding pipe and fixes the position of the welding pipe.

[0038] As an implementation method in this embodiment, the flip assembly includes a slide 4 slidably connected to the base plate 1, a drive motor 401 is fixedly installed on the slide 4, the output end of the drive motor 401 is fixedly connected to the main shaft 402, the other end of the main shaft 402 is fixedly connected to the docking plate 403, a pair of positioning plates 404 are fixedly connected to the middle position of the opposite side of the docking plate 403, a pair of slide grooves 405 are opened on the docking plate 403, an adjusting rod 406 is slidably connected inside the pair of slide grooves 405, one end of the adjusting rod 406 is fixedly connected to the pressing plate 407, and the other end of the adjusting rod 406 is fixedly connected to the movable block 408. The movable block 408 is slidably connected to the cross bar 409, one end of the cross bar 409 is fixedly connected to the shaft seat 410, one end of the shaft seat 410 is fixedly connected to the docking plate 403, the other end of the cross bar 409 is fixedly connected to the ring 411, and the cross bar 409 is sleeved with a second spring 412, the two ends of the second spring 412 are respectively fixedly connected to one side of the movable block 408 and one side of the ring 411, the movable block 408 is rotatably connected to a linkage plate 413, the other end of the linkage plate 413 is rotatably connected to a sleeve 414, the sleeve 414 is threadedly connected to a screw rod 415, and one end of the screw rod 415 is affixed to the docking plate 403.

[0039] Specifically, when the welding pipe is rotated, the slide 4 is moved to one end of the welding pipe, and then the positioning plate 404 is made to fit the inner surface of the welding pipe, and then the screw rod 415 is rotated to make the main shaft 402 rotate on the sleeve 414, and the rotation of the sleeve 414 pulls the movable block 408 to slide on the cross bar 409 through the linkage plate 413, so that the movable block 408 can squeeze the second spring 412, and then the movement of the movable block 408 drives the pressure plate 407 to move through the adjusting rod 406, and the movement of the pressure plate 407 is convenient for fitting on the outer surface of the welding pipe, and then the screw rod 415 is rotated to fix the position of the sleeve 414, and the operation of the driving motor 401 makes it convenient for the docking plate 403 to drive the welding pipe to rotate and dock.

[0040] Working principle of the present invention: when it is necessary to punch holes on the welding pipe on the first mold 104, the welding pipe is fixed on the first mold 104 by the limiting assembly, and then the first telescopic rod 205 pushes the loading plate 203 through the first fixed seat 204, so that the pulley 202 slides on the slide bar 201, and the stability of the movement of the loading plate 203 is increased. The movement of the loading plate 203 drives the side plate 207 to move, and a top plate 211 is provided on the side plate 207, and a puncher 215 is installed on the top plate 211. The puncher 215 moves to the upper position of the welding pipe through the movement of the side plate 207, and then the second telescopic rod 213 pushes the top plate 211 through the second fixed seat 212, so that the puncher 215 punches holes on the welding pipe on the first mold 104;

[0041] When fixing the welded pipe on the first mold 104, a docking seat 3 is fixedly connected to one side of the support plate 103, and a second threaded rod 301 is rotatably connected to the docking seat 3. The turntable 302 is rotated to drive the second threaded rod 301 to rotate. A sleeve block 303 is threadedly connected to the second threaded rod 301. The sleeve block 303 is moved by the rotation of the second threaded rod 301, so that the baffle 305 on the side column 304 moves downward. The movement of the baffle 305 makes it easier for the limiting roller 306 to fit the inner surface of the welded pipe. Then, the elastic force of the first spring 312 on the insertion rod 309 makes the mounting seat 310 move downward, so that the pressure roller 311 fits the outer surface of the welded pipe and fixes the position of the welded pipe.

[0042] When the welding pipe is rotated, the slide 4 is moved to one end of the welding pipe, and then the positioning plate 404 is made to fit the inner surface of the welding pipe, and then the screw rod 415 is rotated to make the main shaft 402 rotate on the sleeve 414. The rotation of the sleeve 414 pulls the movable block 408 to slide on the cross bar 409 through the linkage plate 413, so that the movable block 408 can squeeze the second spring 412. Then the movement of the movable block 408 drives the pressure plate 407 to move through the adjusting rod 406. The movement of the pressure plate 407 makes it easy to fit the outer surface of the welding pipe. Then the screw rod 415 is rotated to fix the position of the sleeve 414, and the operation of the driving motor 401 makes it convenient for the docking plate 403 to drive the welding pipe to rotate and dock.

[0043] The present invention also provides a high-strength special-shaped welded pipe mold processing method, comprising the following steps:

[0044] S1. Place a welded pipe inside the first mold 104, then insert the limiting roller 306 into the welded pipe, rotate the turntable 302 to move the sleeve 303 on the second threaded rod 301 downward, so that the limiting roller 306 on the baffle 305 can fit on the inner wall of the welded pipe, and then use the punching assembly to punch a hole on the surface of the welded pipe. After the hole is punched, the welded pipe is turned over;

[0045] S2. Place another welded pipe on the second mold 108 and fix it, then rotate the adjusting disk 112 to move the sleeve 109 on the first threaded rod 110. The sleeve 109 is fixedly connected to the bottom position of the second mold 108. The second mold 108 drives the welded pipe to move by rotating the sleeve 109, so as to facilitate the butt welding and fixation of the welded pipe on the second mold 108 and the welded pipe on the first mold 104.

[0046] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A special-shaped welded pipe mold, comprising a bottom plate (1), characterized in that: The bottom plate (1) is provided with mounting holes (101) at four corners, a control console (102) is fixedly mounted on the bottom plate (1), a support plate (103) is fixedly mounted on the bottom plate (1), a first mould (104) is fixedly connected to the top surface of the support plate (103), a receiving groove (105) is provided at the middle position of the first mould (104), a pair of slide rails (106) is fixedly connected to the bottom plate (1), a slider (107) is slidably connected to the pair of slide rails (106), the slider (107) is fixedly connected to the bottom surface of the second mould (108), a sleeve (109) is fixedly connected to the middle position of the bottom surface of the second mould (108), a first threaded rod (110) is threadedly connected to the sleeve (109), one end of the first threaded rod (110) is rotatably connected to the support plate (103), and the other end of the first threaded rod (110) is fixedly connected to an adjusting disk (112); It also includes a punching assembly, a limiting assembly and a flipping assembly, wherein the punching assembly is arranged on the base plate (1) for drilling holes in the welding pipe, the limiting assembly is arranged on the base plate (1) for use in conjunction with the first mold (104), and the flipping assembly is arranged on the base plate (1) for rotating the welding pipe.

2. The special-shaped welded pipe mold according to claim 1, characterized in that: The punching assembly comprises a pair of brackets (2) fixedly mounted on the bottom plate (1), a pair of sliding rods (201) fixedly connected between the pair of brackets (2), a pulley (202) slidably connected to the pair of sliding rods (201), the pulley (202) rotatably connected to the bottom position of a loading plate (203), a first fixed seat (204) fixedly connected to the middle position of the top surface of the loading plate (203), a first telescopic rod (205) fixedly connected to the first fixed seat (204), one end of the first telescopic rod (205) fixedly connected to a side seat (206), and the bottom end of the side seat (206) fixedly connected to the bottom plate (1).

3. The special-shaped welded pipe mold according to claim 2, characterized in that: A side plate (207) is fixedly connected to one side of the top surface of the loading plate (203), a pair of guide rails (208) is fixedly connected to one side of the side plate (207), a follower block (209) is slidably connected to the pair of guide rails (208), a docking column (210) is fixedly connected to the surface of the follower block (209), and the other end of the docking column (210) is fixedly connected to the top plate (211).

4. The special-shaped welded pipe mold according to claim 3, characterized in that: A second fixing seat (212) is fixedly connected to the middle position of one side of the top plate (211), a second telescopic rod (213) is fixedly connected to the second fixing seat (212), a top end of the second telescopic rod (213) is fixedly connected to the top seat (214), one end of the top seat (214) is fixedly connected to the side plate (207), and a puncher (215) is fixedly installed on the top plate (211).

5. The special-shaped welded pipe mold according to claim 2, characterized in that: The limiting assembly comprises a docking seat (3) fixedly mounted on one end of the supporting plate (103); a second threaded rod (301) is rotatably connected to the docking seat (3); a top end of the second threaded rod (301) is fixedly connected to a rotating disk (302); a sleeve block (303) is threadedly connected to the second threaded rod (301); a side column (304) is fixedly connected to the sleeve block (303); a baffle (305) is rotatably connected to the other end of the side column (304); and a limiting roller (306) is fixedly connected to the baffle (305).

6. The special-shaped welded pipe mold according to claim 5, characterized in that: A fixing rod (307) is fixedly connected to the bottom plate (1), an arm plate (308) is fixedly connected to the top end of the fixing rod (307), an insertion rod (309) is movably inserted at the other end of the arm plate (308), a mounting seat (310) is fixedly connected to the bottom end of the insertion rod (309), a pressure roller (311) is rotatably connected to the bottom position of the mounting seat (310), and the pressure roller (311) is located above the first mold (104).

7. The special-shaped welded pipe mold according to claim 6, characterized in that: The insertion rod (309) is sleeved with a first spring (312), and the two ends of the first spring (312) are respectively fixedly connected to the bottom surface of the arm plate (308) and the top surface of the mounting seat (310), and the middle position of the mounting seat (310) is rotatably connected to a limit plate (313), and the limit plate (313) is provided with a plurality of groups of slots (314), and an axle pin (315) is clamped inside one of the slots (314), and one end of the axle pin (315) is fixedly connected to the arm plate (308).

8. The special-shaped welded pipe mold according to claim 1, characterized in that: The flip assembly comprises a slide seat (4) slidably connected to the base plate (1), a driving motor (401) is fixedly mounted on the slide seat (4), an output end of the driving motor (401) is fixedly connected to a main shaft (402), the other end of the main shaft (402) is fixedly connected to a docking plate (403), a pair of positioning plates (404) are fixedly connected at the middle position of the opposite side of the docking plate (403), a pair of sliding grooves (405) are provided on the docking plate (403), an adjusting rod (406) is slidably connected inside the pair of sliding grooves (405), and one end of the adjusting rod (406) is fixedly connected to a pressing plate (407).

9. The special-shaped welded pipe mold according to claim 8, characterized in that: The other end of the adjusting rod (406) is fixedly connected to the movable block (408), and the movable block (408) is slidably connected to the cross bar (409). One end of the cross bar (409) is fixedly connected to the shaft seat (410), and one end of the shaft seat (410) is fixedly connected to the docking plate (403). The other end of the cross bar (409) is fixedly connected with a ring (411). A second spring (412) is sleeved on the cross bar (409), and the two ends of the second spring (412) are respectively fixedly connected to one side of the movable block (408) and one side of the ring (411). A linkage plate (413) is rotatably connected to the movable block (408), and the other end of the linkage plate (413) is rotatably connected to a sleeve (414). A screw rod (415) is threadedly connected to the sleeve (414), and one end of the screw rod (415) is affixed to the docking plate (403).

10. A method for processing a high-strength special-shaped welded pipe mold, based on the special-shaped welded pipe mold according to any one of claims 1 to 9, characterized in that: The steps include: S1. Place a welded pipe inside the first mold (104), then insert a limiting roller (306) into the welded pipe, rotate the turntable (302) to move the sleeve (303) on the second threaded rod (301) downward, so that the limiting roller (306) on the blocking sheet (305) fits on the inner wall of the welded pipe, and then use the punching assembly to punch a hole on the surface of the welded pipe. After the hole is punched, the welded pipe is turned over; S2. Place another welded pipe on the second mold (108) and fix it, then rotate the adjustment disk (112) to move the sleeve (109) on the first threaded rod (110), the sleeve (109) is fixedly connected to the bottom position of the second mold (108), and the second mold (108) drives the welded pipe to move through the rotation of the sleeve (109), so as to facilitate the butt welding and fixation of the welded pipe on the second mold (108) and the welded pipe on the first mold (104).

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